diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index 9eda84246ffd5eda7d1d6947ef27a5ba05a75951..1bcb2a792e95cfddbc4c7126935bc6aed786fa2c 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -29,9 +29,6 @@
 /* For automatically allocated device IDs */
 static DEFINE_IDA(platform_devid_ida);
 
-#define to_platform_driver(drv)	(container_of((drv), struct platform_driver, \
-				 driver))
-
 struct device platform_bus = {
 	.init_name	= "platform",
 };
diff --git a/include/linux/platform_device.h b/include/linux/platform_device.h
index 9abf1db6aea652ee28152f39bd7e024995f07c75..3413897474e17bf09358489c3e483a8e58e19a50 100644
--- a/include/linux/platform_device.h
+++ b/include/linux/platform_device.h
@@ -180,6 +180,9 @@ struct platform_driver {
 	const struct platform_device_id *id_table;
 };
 
+#define to_platform_driver(drv)	(container_of((drv), struct platform_driver, \
+				 driver))
+
 extern int platform_driver_register(struct platform_driver *);
 extern void platform_driver_unregister(struct platform_driver *);